. 2021 Mar 17;12:582223. doi: 10.3389/fphys.2021.582223

TABLE 7.

Cardiac tissue oxidative stress parameters of the control, untreated MI, and pre-treated MI groups.

	Control	Untreated MI	Lipoic acid	Zinc	Clopidogrel
	(25)	(16)	(24)	(24)	(25)
MDA (nmol/g)	20.56 ± 1.29	58.84 ± 3.40^a	35.34 ± 1.63^ab	18.42 ± 1.36^b	32.85 ± 1.94^ab
SOD (μ/g)	7.64 ± 0.49	2.50 ± 0.30^a	6.03 ± 0.33^ab	5.70 ± 0.30^ab	4.35 ± 0.18^ab
CAT (μ/g)	19.61 ± 1.39	5.11 ± 0.34^a	8.45 ± 0.42^ab	13.20 ± 1.21^ab	9.63 ± 0.64^ab

Values are represented as mean ± SEM. The number of observations is given in parentheses. MI, myocardial infarction; MDA: malondialdehyde; SOD, superoxide dismutase; CAT, catalase.^aSignificance of differences from control group calculated by Student’s t-test for unpaired data at p < 0.05. ^bSignificance of differences from MI group calculated by Student’s t-test for unpaired data at p < 0.05.